return {
	{
		"mbbill/undotree",
		keys = { "J" },
		config = function()
			vim.cmd([[
				noremap J :UndotreeToggle<CR>
				let g:undotree_DiffAutoOpen = 1
				let g:undotree_SetFocusWhenToggle = 1
				let g:undotree_ShortIndicators = 1
				let g:undotree_WindowLayout = 2
				let g:undotree_DiffpanelHeight = 8
				let g:undotree_SplitWidth = 24
				function g:Undotree_CustomMap()
					nmap <buffer> u <plug>UndotreeNextState
					nmap <buffer> e <plug>UndotreePreviousState
					nmap <buffer> U 5<plug>UndotreeNextState
					nmap <buffer> E 5<plug>UndotreePreviousState
				endfunc]])
		end
	}
}
